AN IMPROVED PROCESS FOR THE PREPARATION OF DEXMETHYL PHENIDATE HYDROCHLORIDE

• Main Authors: SARANAPU, Nareesh, MINHAS, Harpreet Singh, KADAM, Vijay Trimbak, MINHAS, Gurpreet Singh, CHAVAN, Santosh Uttamrao
• Format: Patent
• Language: English; French
• Published: 25.01.2018
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; METALLURGY; ORGANIC CHEMISTRY

Disclosed herein a process for the preparation of highly pure dexmethylphenidate hydrochloride (Formula-I) which comprises the steps of neutralization of dl- threomethylphenidate hydrochloride to dl-threo methylphenidate; subsequent resolution of dl-threo methylphenidate using amino acid or its deri...